Annual mean
Annual mean of daily highs
Annual mean of daily lows
Harrisburg city, Oregon
Official LSAD Designation: Harrisburg city • Census GEOID: 4132550
• Linn County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Harrisburg city.
Reference Weather Station: EUGENE MAHLON SWEET AP, OR US (ID: USW00024221)
• Located 10.3 miles from community center
• Elevation: 107.6 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 48.1° | 34.7° | 41.4° | 6.05" |
| February | 51.5° | 35.0° | 43.3° | 4.67" |
| March | 56.6° | 37.2° | 46.9° | 4.64" |
| April | 61.3° | 40.0° | 50.7° | 3.32" |
| May | 68.1° | 44.0° | 56.1° | 2.46" |
| June | 74.2° | 47.6° | 60.9° | 1.23" |
| July | 84.0° | 51.7° | 67.8° | 0.32" |
| August | 84.3° | 51.5° | 67.9° | 0.39" |
| September | 78.0° | 47.8° | 62.9° | 1.39" |
| October | 64.9° | 41.8° | 53.4° | 3.17" |
| November | 53.2° | 37.7° | 45.5° | 5.98" |
| December | 46.8° | 34.3° | 40.6° | 7.21" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station EUGENE MAHLON SWEET AP, OR US (ID: USW00024221) • 10.3 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 53.0 | 62.9 | 43.0 |
| 2011 | 51.7 | 61.8 | 41.5 |
| 2012 | 52.9 | 63.6 | 42.2 |
| 2013 | 52.5 | 63.2 | 41.7 |
| 2014 | 54.9 | 65.9 | 43.8 |
| 2015 | 55.5 | 67.4 | 43.6 |
| 2016 | 54.8 | 65.6 | 44.0 |
| 2017 | 52.5 | 63.2 | 41.7 |
| 2018 | 53.2 | 65.0 | 41.4 |
| 2019 | 53.0 | 63.8 | 42.3 |
| 2020 | 54.4 | 65.6 | 43.2 |
| 2021 | 55.1 | 66.5 | 43.6 |
| 2022 | 53.9 | 65.1 | 42.6 |
| 2023 | 54.6 | 65.7 | 43.5 |
| 2024 | 54.8 | 65.9 | 43.7 |
| 2025 | 54.6 | 66.1 | 43.2 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.